Lumbar Spine Surgery - Medical Illustration, Human Anatomy Drawing
L4-5 bone fusion with pedicle screw tip violation at L4 and L4-5 endplate fracture. An anterior approach to L4-5 is made to remove old cage and perform complete diskectomy and placement of new implant. Prior unilateral hardware is removed from the posterior elements and replaced with new pedicle screws bilaterally at L4, L5 and S1.